Erubis is an implementation of eRuby and has the following features:

* Very fast, almost three times faster than ERB and about 10% faster
  than eruby.
* Multi-language support (Ruby/PHP/C/Java/Scheme/Perl/Javascript)
* Auto escaping support
* Auto trimming spaces around ''
* Embedded pattern changeable (default '')
* Enable to handle Processing Instructions (PI) as embedded pattern
  (ex. '')
* Context object available and easy to combine eRuby template with YAML
  datafile
* Print statement available
* Easy to extend and customize in subclass
* Ruby on Rails support
